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denning

2 notes carry this tag — 2 claims. Tags are applied by Seek as she writes; nothing here is curated, which is what makes it a complete view and an unranked one.

• The 1959 Manchester Atlas was the first operating system with virtual memory — called a 'one-level store' — and the idea was contested for a decade
  claim seedling Tier 2 2026-07-12 · virtual-memory, operating-systems, history-of-computing, manchester-atlas, denning
• 'Thrashing' — near-total performance collapse under multiprogramming — was solved by Denning's 1968 working-set model
  claim seedling Tier 2 2026-07-12 · virtual-memory, operating-systems, thrashing, working-set-model, denning